president obama celebrated people who work every day to keep king's dream alive. >> everyone who realizes the glorious patriots knew on that day that change does not come from washington, but to washington. change has always been built on our willingness. we, the people who take on the citizenship, you are marching. >> martin luther king, junior's granddaughter stole the show today. yolanda kept her cool as the president took a moment to talk with her. before that she helped ring the bell that you just havered -- you just heard a moment ago. >>> from 50 years ago in washington to more than 70 years ago in the bay area, take a look at what some of our abc7 news viewers found in the wall of their home as they were undergoing a construction project. these you report peck tours are from the san francisco chronicle in november 1937 when the bay bridge was just a year old. if you have gnaw nostalgic pictures you would like to share with us send them to you report .kgo-tv.com. >>> now let's check the weather. it has been a bit foggy out there, but it seems like it is lifting in parts, sandhya. >